NC-100A Digital Conversion Unit

NC-100A Digital Conversion Unit

These measuring instruments convert the output of strain gage sensors into digital signals. By installing near a sensor, they suppress noise effects on sensor output while digitization enables long-distance transmission. Channels: 1

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Description

Features

  • Easily digitize sensor signals
  • Installed near the sensor
  • Wide input range (±7.5 mV/V)
  • Lightweight (Approx. 100 g)

Specifications

Unit Specifications
Channels
1
Terminal Block
One-touch type terminal
Measuring Targets
Strain-gage transducers
Compatible Bridge Resistance
350 to 1000 Ω
TEDS
Interface
IEEE1451.4 Mixed Mode Transducer Interface Class2
Applicable Transducer
Should have information written in accordance with IEEE template No. 33, cable length should be 30 m or less
Bridge Excitation*1
5 VDC ±5%
Measuring Range
±7.5 mV/V (Input range including zero adjustment range)
Frequency Response
DC to 200 Hz (±1 dB)
Sampling Speed
2404 times/s
AD Converter Resolution
24 bits
Original Value Accuracy*1, *2
Within ±0.1% FS
Measure Value Accuracy*1, *2
Within ±0.1% FS
Nonlinearity*1, *2
Within ±0.1% FS
Control Input
Points: 1
Formats: Non-voltage contact signal or open collector (NPN)
Functions can be changed by setting (zero, reset, hold, etc.).
Control Output
Points: 1
Formats: Open collector (NPN) (30 VDC, 20 mA max.)
Functions can be changed by setting (healthy, comparison results, errors, etc.).
Stability*1
Temperature
Zero point: Within ±0.4 μVRTI/°C
Sensitivity: Within ±0.01%/°C
Time
Zero point: Within ±2.0 μVRTI/8 h
Sensitivity: Within ±0.1%/8 h
Power Supply
10 to 30 VDC, 3 W or less (24 VDC, 350 Ω load)
Operating Temperature
-20 to 60°C
Operating Humidity
20 to 80% (Non-condensing)
Storage Temperature
-20 to 60°C
Dimensions
57.4 W × 92.0 D × 20.0 H mm (Excluding protrusions)
Weight
Approx. 100 g
Vibration Resistance
29.4 m/s2 (3 G), 5 to 200 Hz (12 cycles for each axis, 10 minutes/cycle)
Shock Resistance
294 m/s2 (30 G), 11 ms or less, half sine wave
Withstand Voltage
250 VAC for 1 minute between power supply and sensor input
250 VAC for 1 minute between power supply and RS-485 signal
250 VAC for 1 minute between power supply and control IO signal
250 VAC for 1 minute between RS-485 signal and sensor control IO signal
Operating Environment
Indoor use, Pollution degree 2, Altitude up to 2000 m
Degree of Protection
IP20 (JIS C 0920 / IEC 60529)
Standard Accessories
Main unit cover
4 screws for fixing the main unit cover
4 rubber feet
Setting software*3

*1 The measuring unit specifications apply to the state in which the temperature has stabilized after a preheating time of 30 minutes.

*2 Calibration settings rated capacity value 15000, rated output 7.5 mV/V.

*3 It can be downloaded from our website.

Function
Calibration*4
Actual load calibration, Sensitivity registering calibration, Numeric value registering calibration, TEDS calibration
Control*4
Zero, Hold, Reset
Check*4
Memory, Bridge excitation, Sensor
Smoothing*4
Moving average:
1 to 1200 times
IIR filter:
LPF 30, 60, 120 Hz
Amplitude ratio at cutoff frequency: -3±1 dB
Attenuation characteristics: -18 dB/oct. or less
Min scale:
1, 2, 5, 10, 20, 50, 100, 200, 500, and 1000 counts
Hold Mode*4
Types:
Normal, Arbitrary point hold, Peak hold, Interval definition peak hold, Time specification peak hold, Bottom hold, Interval definition bottom hold, Time specification bottom hold, Peak to peak hold, Interval definition peak to peak hold, Time specification peak to peak hold
Detect time: 0.01 to 9.99 s
Delay time: 0.00 to 9.99 s
Level Test*4
Output of arbitrary values possible
Addition of set value: Enabled, Disabled
Setting range: ±99999
Level test: ON, OFF
Comparator*4
Compare set values and measured data and output as control output or status.
Setting range: ±99999
Hysteresis: ON hysteresis, OFF hysteresis
Hysteresis range: 0 to 99999
ON hysteresis and OFF hysteresis can be set separately.

*4 Set using RS-485 command.

RS-485
Baud Rate
1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200 bps
Signal System
Half duplex system
Bit Configurations
Data bits: 7, 8
Stop bit: 1, 2
Parity bit: Odd, Even, None
Device ID
01 to 99
Terminating Resistor
Can be switched using the switch on this unit.
Optional Accessories
U-17 S32-7 to 4 conductors with shield wire, bared at the tip (0.5 m)
U-18 S32-7 to 4 conductors with shield wire, bared at the tip (1.0 m)
U-19 S32-7 to 4 conductors with shield wire, bared at the tip (2.0 m)
U-20 S32-7 to 4 conductors with shield wire, bared at the tip (5.0 m)
U-25*5 S32-7 to 6 conductors with shield wire, bared at the tip (0.5 m)
U-26*5 S32-7 to 6 conductors with shield wire, bared at the tip (1.0 m)
U-27*5 S32-7 to 6 conductors with shield wire, bared at the tip (2.0 m)
U-28*5 S32-7 to 6 conductors with shield wire, bared at the tip (5.0 m)

*5 Remote sensing not supported.

Dimensions

Specifications

Unit Specifications
Channels
1
Terminal Block
One-touch type terminal
Measuring Targets
Strain-gage transducers
Compatible Bridge Resistance
350 to 1000 Ω
TEDS
Interface
IEEE1451.4 Mixed Mode Transducer Interface Class2
Applicable Transducer
Should have information written in accordance with IEEE template No. 33, cable length should be 30 m or less
Bridge Excitation*1
5 VDC ±5%
Measuring Range
±7.5 mV/V (Input range including zero adjustment range)
Frequency Response
DC to 200 Hz (±1 dB)
Sampling Speed
2404 times/s
AD Converter Resolution
24 bits
Original Value Accuracy*1, *2
Within ±0.1% FS
Measure Value Accuracy*1, *2
Within ±0.1% FS
Nonlinearity*1, *2
Within ±0.1% FS
Stability*1
Temperature
Zero point: Within ±0.4 μVRTI/°C
Sensitivity: Within ±0.01%/°C
Time
Zero point: Within ±2.0 μVRTI/8 h
Sensitivity: Within ±0.1%/8 h
Power Supply
10 to 30 VDC, 3 W or less (24 VDC, 350 Ω load)
Operating Temperature
-20 to 60°C
Operating Humidity
20 to 80% (Non-condensing)
Storage Temperature
-20 to 60°C
Dimensions
57.4 W × 92.0 D × 20.0 H mm (Excluding protrusions)
Weight
Approx. 100 g
Vibration Resistance
29.4 m/s2 (3 G), 5 to 200 Hz (12 cycles for each axis, 10 minutes/cycle)
Shock Resistance
294 m/s2 (30 G), 11 ms or less, half sine wave
Withstand Voltage
250 VAC for 1 minute between power supply and sensor input
250 VAC for 1 minute between power supply and RS-485 signal
250 VAC for 1 minute between power supply and CAN signal
250 VAC for 1 minute between RS-485 signal and sensor CAN signal
Operating Environment
Indoor use, Pollution degree 2, Altitude up to 2000 m
Degree of Protection
IP20 (JIS C 0920 / IEC 60529)
Standard Accessories
Main unit cover
4 screws for fixing the main unit cover
4 rubber feet
Setting software*3

*1 The measuring unit specifications apply to the state in which the temperature has stabilized after a preheating time of 30 minutes.

*2 Calibration settings rated capacity value 15000, rated output 7.5 mV/V.

*3 It can be downloaded from our website.

Function
Calibration*4
Actual load calibration, Sensitivity registering calibration, Numeric value registering calibration, TEDS calibration
Control*4
Zero, Hold, Reset
Check*4
Memory, Bridge excitation, Sensor
Smoothing*4
Moving average:
1 to 1200 times
IIR filter:
LPF 30, 60, 120 Hz
Amplitude ratio at cutoff frequency: -3±1 dB
Attenuation characteristics: -18 dB/oct. or less
Min scale:
1, 2, 5, 10, 20, 50, 100, 200, 500, and 1000 counts
Hold Mode*4
Types:
Normal, Arbitrary point hold, Peak hold, Interval definition peak hold, Time specification peak hold, Bottom hold, Interval definition bottom hold, Time specification bottom hold, Peak to peak hold, Interval definition peak to peak hold, Time specification peak to peak hold
Detect time: 0.01 to 9.99 s
Delay time: 0.00 to 9.99 s
Level Test*4
Output of arbitrary values possible
Addition of set value: Enabled, Disabled
Setting range: ±99999
Level test: ON, OFF
Comparator*4
Compare set values and measured data and output as control output or status.
Setting range: ±99999
Hysteresis: ON hysteresis, OFF hysteresis
Hysteresis range: 0 to 99999
ON hysteresis and OFF hysteresis can be set separately.

*4 Set using RS-485 command.

RS-485
Baud Rate
1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200 bps
Signal System
Half duplex system
Bit Configurations
Data bits: 7, 8
Stop bit: 1, 2
Parity bit: Odd, Even, None
Device ID
01 to 99
Terminating Resistor
Can be switched using the switch on this unit.
CAN
Baud rate*4
10, 20, 25, 33.3, 50, 62.5, 83.3, 100, 125, 250, 500, 1000 kbps
Output rate*4
0.5, 1, 2, 5, 10, 20, 50, 100, 200, 500, 1000 ms
Data length
8 bytes (little endian):
Data float type 4 bytes
Status int type 4 bytes, outputs measurement status etc.
CAN ID*4
Standard format: 0x000 to 0x7FF
Extended format: 0x00000000～0x1FFFFFFF
Terminating resistor
Can be switched using the switch on this unit.

*4 Set using RS-485 command.

Optional Accessories
U-17 S32-7 to 4 conductors with shield wire, bared at the tip (0.5 m)
U-18 S32-7 to 4 conductors with shield wire, bared at the tip (1.0 m)
U-19 S32-7 to 4 conductors with shield wire, bared at the tip (2.0 m)
U-20 S32-7 to 4 conductors with shield wire, bared at the tip (5.0 m)
U-25*5 S32-7 to 6 conductors with shield wire, bared at the tip (0.5 m)
U-26*5 S32-7 to 6 conductors with shield wire, bared at the tip (1.0 m)
U-27*5 S32-7 to 6 conductors with shield wire, bared at the tip (2.0 m)
U-28*5 S32-7 to 6 conductors with shield wire, bared at the tip (5.0 m)

*5 Remote sensing not supported.

Dimensions